(19)

(11)

EP 2 627 892 A1

(12)

(43) Date of publication: 21.08.2013 Bulletin 2013/34 (21) Application number: 11833459.8 (22) Date of filing: 14.10.2011

(51) International Patent Classification (IPC):  F02M 55/02(2006.01) (86) International application number: PCT/US2011/056287 (87) International publication number: WO 2012/051494 (19.04.2012 Gazette 2012/16)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 16.10.2010 US 393884 P (71) Applicant: International Engine Intellectual Property Company, LLC Lisle, IL 60532 (US)	(72) Inventors: ROY, Robert Donald Lugoff South Carolina 29078 (US) COSBY, Michael Columbia South Carolina 29223 (US) SINGLETON, Stephen Columbia South Carolina 29229 (US) (74) Representative: Kuhnen & Wacker  Patent- und Rechtsanwaltsbüro Prinz-Ludwig-Strasse 40A 85354 Freising 85354 Freising (DE)